Chapter 2: The Nature of Matter Study Guide

Description

To study for upcoming tests
Watermelon 123
Quiz by Watermelon 123, updated more than 1 year ago
Watermelon 123
Created by Watermelon 123 about 6 years ago
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Resource summary

Question 1

Question
What is the ability to dissolve in water and to conduct electricity ?
Answer
  • physical properties
  • chemical properties

Question 2

Question
Water is an example of ...
Answer
  • an element
  • a homogeneous mixture
  • a compound

Question 3

Question
When matter changes the most common form of energy released or absorbed is ELECTRICAL ENERGY
Answer
  • True
  • False

Question 4

Question
New substances are always formed when matter undergoes a
Answer
  • Chemical Change
  • Physical Change

Question 5

Question
Chemical energy is the energy
Answer
  • stored in the bonds between atoms
  • of moving, electrically charged particles

Question 6

Question
What is matter?
Answer
  • anything that has mass but doesn't take up space
  • anything that has mass and takes up space

Question 7

Question
What is a chemical property?
Answer
  • properties that change into different substances
  • properties that shange shapes and substances

Question 8

Question
What is an element?
Answer
  • pure substances that cannot be broken down into other substances
  • pure substances that are able to break down into other substances
  • substances that turn into compounds when combined

Question 9

Question
What does the law of conservation of matter state.
Answer
  • matter cannot be created or destroyed
  • matter cannot be created but it can be destroyed
  • matter can be created but it can't be truly destroyed

Question 10

Question
What is an endothermic reaction?
Answer
  • change in which heat is taken
  • change in which energy is taken

Question 11

Question
What are the three ways that compounds and mixtures differ?
Answer
  • When elements are combined they form compounds having properties different from the uncombined elements each substance in a mixture has individual properties. Also, the parts of a mixture are not combined in a set ratio.
  • When elements are combined they form compounds having properties different from the uncombined elements each substance in a mixture has individual properties. Also, the parts of a mixture are combined in a set ratio.

Question 12

Question
How does a physical change differ from a chemical change? A physical change change in shape but is the same substance after the change. However the chemical change turns into a new substance.
Answer
  • True
  • False

Question 13

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How are changes in matter related to changes in energy? Changes in matter are related to changes in energy because the substances change.
Answer
  • True
  • False

Question 14

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How do you know that the burning of candle wax is an exothermic change? The burning of candle wax is an exothermic change because it produces carbon dioxide,water, and heat.
Answer
  • True
  • False

Question 15

Question
If two mixtures are mixed and the temp rises, did it absorb or release thermal energy? It realeased thermal energy because the heat was let out and made the temperature rise.
Answer
  • True
  • False

Question 16

Question
What is the ratio of phosphorus atoms to oxygen atoms in the compound? The ratio is two to four
Answer
  • True
  • False
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